Two Wheel Blogs

He said
Jesús Manzano on the effects of testosterone:

Its effects are felt almost immediately. It gives you a lot of force and produces a euphoria.

First are patches, called AndroGel, which are applied in during a light massage usually during the evening mealtime. The patches had to be used less than two hours to not risk going above the T/E ratio threshold and risking a positive doping test. Suppositories are used as well as intravenous injections, called Rastandol, taking about 20 minutes to 1 hour before competition.

She said
Dr. Gary Wadler, of the World Anti-Doping Agency and spokesman for the American College of Sports Medicine:

Testosterone creams, pills and injections can build muscle and strength and improve recovery time after exertion when used over a period of several weeks. But if Landis had been a user, earlier urine tests during the Tour would have been affected, too.

One-time use of steroids could result in an abnormal test, but it would have no effect on performance and could not account for Landis' astounding feat [in Stage 17].

Well now dammit, which is it? Really, I don't care.